Enable USE_SSH_EXTENDED which will allow support for sftp in the future.

3rdp/build/cl-algorithms.patch

 --- misc/config.h.orig	2018-02-15 02:26:59.017103000 -0500
 +++ misc/config.h	2018-02-15 02:27:50.400787000 -0500
-@@ -9,6 +9,7 @@
+@@ -9,6 +9,8 @@
  
  #define _CONFIG_DEFINED
  
 +#define USE_PROBLEMATIC_ALGORITHMS
++#define USE_SSH_EXTENDED
  /****************************************************************************
  *																			*
  *						Custom Configuration Profiles						*